28746632 has 16 divisors (see below), whose sum is σ = 55357260. Its totient is φ = 13984704.

The previous prime is 28746623. The next prime is 28746649. The reversal of 28746632 is 23664782.

It can be written as a sum of positive squares in 2 ways, for example, as 23755876 + 4990756 = 4874^2 + 2234^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48263 + ... + 48854.

Almost surely, 2^28746632 is an apocalyptic number.

It is an amenable number.

28746632 is a deficient number, since it is larger than the sum of its proper divisors (26610628).

28746632 is a wasteful number, since it uses less digits than its factorization.

28746632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97160 (or 97156 counting only the distinct ones).

The product of its digits is 96768, while the sum is 38.

The square root of 28746632 is about 5361.5885705638. The cubic root of 28746632 is about 306.3343206939.

The spelling of 28746632 in words is "twenty-eight million, seven hundred forty-six thousand, six hundred thirty-two".